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authorJohn Hurliman2009-10-20 10:33:23 -0700
committerJohn Hurliman2009-10-20 10:33:23 -0700
commit9a5e7222cef7e81fee0c992c4557ac56e9665808 (patch)
tree2167b485454b513387fe239630038e83642613e6 /OpenSim/Region/CoreModules/Agent/TextureSender
parent* Optimized sending of terrain data (diff)
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* Removing cruft left over from the conversion to the new texture sending and UDP code
* Changing the cache modules to only initialize the caches if they are actually enabled. Should save a bit of resources from unused cache systems
Diffstat (limited to 'OpenSim/Region/CoreModules/Agent/TextureSender')
-rw-r--r--OpenSim/Region/CoreModules/Agent/TextureSender/Tests/TextureSenderTests.cs180
-rw-r--r--OpenSim/Region/CoreModules/Agent/TextureSender/TextureSender.cs212
2 files changed, 0 insertions, 392 deletions
diff --git a/OpenSim/Region/CoreModules/Agent/TextureSender/Tests/TextureSenderTests.cs b/OpenSim/Region/CoreModules/Agent/TextureSender/Tests/TextureSenderTests.cs
deleted file mode 100644
index efa275c..0000000
--- a/OpenSim/Region/CoreModules/Agent/TextureSender/Tests/TextureSenderTests.cs
+++ /dev/null
@@ -1,180 +0,0 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using NUnit.Framework;
30using NUnit.Framework.SyntaxHelpers;
31using OpenMetaverse;
32using OpenSim.Framework;
33using OpenSim.Tests.Common;
34using OpenSim.Tests.Common.Mock;
35
36namespace OpenSim.Region.CoreModules.Agent.TextureSender
37{
38 [TestFixture]
39 public class UserTextureSenderTests
40 {
41 public UUID uuid1;
42 public UUID uuid2;
43 public UUID uuid3;
44 public UUID uuid4;
45 public int npackets, testsize;
46 public TestClient client;
47 public TextureSender ts;
48 public static Random random = new Random();
49
50 [TestFixtureSetUp]
51 public void Init()
52 {
53 AgentCircuitData agent = new AgentCircuitData();
54 agent.AgentID = UUID.Random();
55 agent.firstname = "testfirstname";
56 agent.lastname = "testlastname";
57 agent.SessionID = UUID.Zero;
58 agent.SecureSessionID = UUID.Zero;
59 agent.circuitcode = 123;
60 agent.BaseFolder = UUID.Zero;
61 agent.InventoryFolder = UUID.Zero;
62 agent.startpos = Vector3.Zero;
63 agent.CapsPath = "http://wibble.com";
64 client = new TestClient(agent, null);
65 ts = new TextureSender(client, 0, 0);
66 testsize = random.Next(5000,15000);
67 npackets = CalculateNumPackets(testsize);
68 uuid1 = UUID.Random();
69 uuid2 = UUID.Random();
70 uuid3 = UUID.Random();
71 uuid4 = UUID.Random();
72 }
73
74 /// <summary>
75 /// Test sending package
76 /// </summary>
77 [Test]
78 public void T010_SendPkg()
79 {
80 TestHelper.InMethod();
81 // Normal sending
82 AssetBase abase = new AssetBase(uuid1, "asset one");
83 byte[] abdata = new byte[testsize];
84 random.NextBytes(abdata);
85 abase.Data = abdata;
86 bool isdone = false;
87 ts.TextureReceived(abase);
88 for (int i = 0; i < npackets; i++) {
89 isdone = ts.SendTexturePacket();
90 }
91
92 Assert.That(isdone,Is.False);
93 isdone = ts.SendTexturePacket();
94 Assert.That(isdone,Is.True);
95 }
96
97 [Test]
98 public void T011_UpdateReq()
99 {
100 TestHelper.InMethod();
101 // Test packet number start
102 AssetBase abase = new AssetBase(uuid2, "asset two");
103 byte[] abdata = new byte[testsize];
104 random.NextBytes(abdata);
105 abase.Data = abdata;
106
107 bool isdone = false;
108 ts.TextureReceived(abase);
109 ts.UpdateRequest(0,3);
110
111 for (int i = 0; i < npackets-3; i++) {
112 isdone = ts.SendTexturePacket();
113 }
114
115 Assert.That(isdone,Is.False);
116 isdone = ts.SendTexturePacket();
117 Assert.That(isdone,Is.True);
118
119 // Test discard level
120 abase = new AssetBase(uuid3, "asset three");
121 abdata = new byte[testsize];
122 random.NextBytes(abdata);
123 abase.Data = abdata;
124 isdone = false;
125 ts.TextureReceived(abase);
126 ts.UpdateRequest(-1,0);
127
128 Assert.That(ts.SendTexturePacket(),Is.True);
129
130 abase = new AssetBase(uuid4, "asset four");
131 abdata = new byte[testsize];
132 random.NextBytes(abdata);
133 abase.Data = abdata;
134 isdone = false;
135 ts.TextureReceived(abase);
136 ts.UpdateRequest(0,5);
137
138 for (int i = 0; i < npackets-5; i++) {
139 isdone = ts.SendTexturePacket();
140 }
141 Assert.That(isdone,Is.False);
142 isdone = ts.SendTexturePacket();
143 Assert.That(isdone,Is.True);
144 }
145
146 [Test]
147 public void T999_FinishStatus()
148 {
149 TestHelper.InMethod();
150 // Of the 4 assets "sent", only 2 sent the first part.
151 Assert.That(client.sentdatapkt.Count,Is.EqualTo(2));
152
153 // Sum of all packets sent:
154 int totalpkts = (npackets) + (npackets - 2) + (npackets - 4);
155 Assert.That(client.sentpktpkt.Count,Is.EqualTo(totalpkts));
156 }
157
158 /// <summary>
159 /// Calculate the number of packets that will be required to send the texture loaded into this sender
160 /// This is actually the number of 1000 byte packets not including an initial 600 byte packet...
161 /// Borrowed from TextureSender.cs
162 /// </summary>
163 /// <param name="length"></param>
164 /// <returns></returns>
165 private int CalculateNumPackets(int length)
166 {
167 int numPackets = 0;
168
169 if (length > 600)
170 {
171 //over 600 bytes so split up file
172 int restData = (length - 600);
173 int restPackets = ((restData + 999) / 1000);
174 numPackets = restPackets;
175 }
176
177 return numPackets;
178 }
179 }
180}
diff --git a/OpenSim/Region/CoreModules/Agent/TextureSender/TextureSender.cs b/OpenSim/Region/CoreModules/Agent/TextureSender/TextureSender.cs
deleted file mode 100644
index 62c5a32..0000000
--- a/OpenSim/Region/CoreModules/Agent/TextureSender/TextureSender.cs
+++ /dev/null
@@ -1,212 +0,0 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Reflection;
30using log4net;
31using OpenSim.Framework;
32using OpenSim.Region.Framework.Interfaces;
33
34namespace OpenSim.Region.CoreModules.Agent.TextureSender
35{
36 /// <summary>
37 /// A TextureSender handles the process of receiving a texture requested by the client from the
38 /// AssetCache, and then sending that texture back to the client.
39 /// </summary>
40 public class TextureSender : ITextureSender
41 {
42 private static readonly ILog m_log
43 = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
44
45 /// <summary>
46 /// Records the number of times texture send has been called.
47 /// </summary>
48 public int counter = 0;
49
50 public bool ImageLoaded = false;
51
52 /// <summary>
53 /// Holds the texture asset to send.
54 /// </summary>
55 private AssetBase m_asset;
56
57 //public UUID assetID { get { return m_asset.FullID; } }
58
59 // private bool m_cancel = false;
60
61 // See ITextureSender
62
63 // private bool m_sending = false;
64
65 /// <summary>
66 /// This is actually the number of extra packets required to send the texture data! We always assume
67 /// at least one is required.
68 /// </summary>
69 private int NumPackets = 0;
70
71 /// <summary>
72 /// Holds the packet number to send next. In this case, each packet is 1000 bytes long and starts
73 /// at the 600th byte (0th indexed).
74 /// </summary>
75 private int PacketCounter = 0;
76
77 private int RequestedDiscardLevel = -1;
78 private IClientAPI RequestUser;
79 private uint StartPacketNumber = 0;
80
81 public TextureSender(IClientAPI client, int discardLevel, uint packetNumber)
82 {
83 RequestUser = client;
84 RequestedDiscardLevel = discardLevel;
85 StartPacketNumber = packetNumber;
86 }
87
88 #region ITextureSender Members
89
90 public bool Cancel
91 {
92 get { return false; }
93 set
94 {
95 // m_cancel = value;
96 }
97 }
98
99 public bool Sending
100 {
101 get { return false; }
102 set
103 {
104 // m_sending = value;
105 }
106 }
107
108 // See ITextureSender
109 public void UpdateRequest(int discardLevel, uint packetNumber)
110 {
111 RequestedDiscardLevel = discardLevel;
112 StartPacketNumber = packetNumber;
113 PacketCounter = (int)StartPacketNumber;
114 }
115
116 // See ITextureSender
117 public bool SendTexturePacket()
118 {
119 //m_log.DebugFormat("[TEXTURE SENDER]: Sending packet for {0}", m_asset.FullID);
120
121 SendPacket();
122 counter++;
123 if ((NumPackets == 0) || (RequestedDiscardLevel == -1) || (PacketCounter > NumPackets) ||
124 ((RequestedDiscardLevel > 0) && (counter > 50 + (NumPackets / (RequestedDiscardLevel + 1)))))
125 {
126 return true;
127 }
128 return false;
129 }
130
131 #endregion
132
133 /// <summary>
134 /// Load up the texture data to send.
135 /// </summary>
136 /// <param name="asset"></param>
137 public void TextureReceived(AssetBase asset)
138 {
139 m_asset = asset;
140 NumPackets = CalculateNumPackets(asset.Data.Length);
141 PacketCounter = (int)StartPacketNumber;
142 ImageLoaded = true;
143 }
144
145 /// <summary>
146 /// Sends a texture packet to the client.
147 /// </summary>
148 private void SendPacket()
149 {
150 if (PacketCounter <= NumPackets)
151 {
152 if (PacketCounter == 0)
153 {
154 if (NumPackets == 0)
155 {
156 RequestUser.SendImageFirstPart(1, m_asset.FullID, (uint)m_asset.Data.Length, m_asset.Data, 2);
157 PacketCounter++;
158 }
159 else
160 {
161 byte[] ImageData1 = new byte[600];
162 Array.Copy(m_asset.Data, 0, ImageData1, 0, 600);
163
164 RequestUser.SendImageFirstPart(
165 (ushort)(NumPackets), m_asset.FullID, (uint)m_asset.Data.Length, ImageData1, 2);
166 PacketCounter++;
167 }
168 }
169 else
170 {
171 int size = m_asset.Data.Length - 600 - (1000 * (PacketCounter - 1));
172 if (size > 1000) size = 1000;
173 byte[] imageData = new byte[size];
174 try
175 {
176 Array.Copy(m_asset.Data, 600 + (1000 * (PacketCounter - 1)), imageData, 0, size);
177 }
178 catch (ArgumentOutOfRangeException)
179 {
180 m_log.Error("[TEXTURE SENDER]: Unable to separate texture into multiple packets: Array bounds failure on asset:" +
181 m_asset.ID);
182 return;
183 }
184
185 RequestUser.SendImageNextPart((ushort)PacketCounter, m_asset.FullID, imageData);
186 PacketCounter++;
187 }
188 }
189 }
190
191 /// <summary>
192 /// Calculate the number of packets that will be required to send the texture loaded into this sender
193 /// This is actually the number of 1000 byte packets not including an initial 600 byte packet...
194 /// </summary>
195 /// <param name="length"></param>
196 /// <returns></returns>
197 private int CalculateNumPackets(int length)
198 {
199 int numPackets = 0;
200
201 if (length > 600)
202 {
203 //over 600 bytes so split up file
204 int restData = (length - 600);
205 int restPackets = ((restData + 999) / 1000);
206 numPackets = restPackets;
207 }
208
209 return numPackets;
210 }
211 }
212}
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